diff --git a/docs/network protocol.md b/docs/network protocol.md
index b5553c37..05a58d05 100644
--- a/docs/network protocol.md	
+++ b/docs/network protocol.md	
@@ -191,8 +191,23 @@ Sent to clients after a client requested this message be sent to them, more info
 ### InvalidPacket
 Sent to clients if the server caught a problem with a packet. This only occurs for errors that are explicitly checked for.
 
+#### Arguments
+| Name | Type | Notes |
+| ---- | ---- | ----- |
+| type | str | The [PacketProblemType](#PacketProblemType) that was detected in the packet. |
+| original_cmd | Optional[str] | The `cmd` argument of the faulty packet, will be `None` if the `cmd` failed to be parsed. |
+| text | str | A descriptive message of the problem at hand. |
+
+##### PacketProblemType
+`PacketProblemType` indicates the type of problem that was detected in the faulty packet, the known problem types are below but others may be added in the future.
+
+| Type | Notes |
+| ---- | ----- |
+| cmd | `cmd` argument of the faulty packet that could not be parsed correctly. |
+| arguments | Arguments of the faulty packet which were not correct. |
+
 ### Retrieved
-Sent to clients as a response the a [Get](#Get) package
+Sent to clients as a response the a [Get](#Get) package.
 #### Arguments
 | Name | Type | Notes |
 | ---- | ---- | ----- |